- During fermentation,a) NAD+ is regenerated, allowing glycolysis to continue.b) glucose is split into 3 pyruvic acid moleculesc) oxygen is requiredd) carbon dioxide is produced
- The energy needed to win a 1-minute footrace is produced mostly bya) lactic acid fermentationb) cellular respirationc) using up stores of ATPd) breaking down fats
- the starting molecule for glycolysis isa) ADPb) pyruvic acidc) citric acidd) glucose
- Unlike photosynthesis, cellular respiration occurs ina) animal cells onlyb) plant cells onlyc) prokaryotes onlyd) all eukaryotic cells
- Glycolysis rearranges a 6-carbon glucose molecule into two 3-carbon molecules of _____
- Photosynthesis occurs only in plants, algae and some bacteria. In contrast, ___occurs in all eukaryotic cells.
- Which of the following is not a product of glycolysis?a) NADHb) pyruvic acidc) ATPd) glucose
- The body gets rid of lactic acid in a chemical pathway that requires ____
- Breathing heavily after running a race is your body's way ofa) making more citric acidb) repaying an oxygen debtc) restarting glycolysisd) stopping the electron transport chain
- Which of the following is the correct sequence of events in cellular respiration?a) glycolysis-> fermentation->Krebs cycleb) Krebs cycle-> electron transport-> glycolysisc) glycolysis-> Krebs cycle -> electron transportd) Krebs cycle->glycolysis-> electron transport
- Which process does NOT release energy from glucose?a) glycolysisb) photosynthesisc) fermentationd) cellular respiration
- When __pass through ATP synthase, ATP molecules are produced from ADP molecules
- The Krebs cycle starts witha) lactic acid and yields carbon dioxideb) glucose and yields ATPc) pyruvic acid and yields lactic acidd) pyruvic acid and yields carbon dioxide
- When comparing cellular respiration and photosynthesis, these two processes are best described as a) energy releasing processesb) energy storing processesc) opposite processesd) similar processes
- What is the process by which glucose is broken down into two molecules of pyruvic acid?
- During heavy exercise the buildup of lactic acid in muscle cells results ina) cellular respirationb) oxygen debtc) fermentationd) Krebs cycle
- Cellular respiration is called an aerobic process because it requires a) lightb) electron transportc) oxygend) glucose
- Which of the following is NOT a stage of cellular respiration?a) fermentationb) electron transportc) glycolysisd) Krebs cycle
- What is the innermost compartment of a mitochondria
- Glycolysis requiresa) ATPb) oxygenc) sunlightd) NADP+